Methanobacterium thermoflexum Dataset NCBI Taxonomy Classification phylum Euryarchaeota class Methanobacteria order Methanobacteriales family Methanobacteriaceae genus Methanothermobacter species Methanothermobacter thermoflexus Name Homonyms Methanobacterium thermoflexum Methanobacterium thermoflexum Kotelnikova et al. 1994